Finding the Third Proportional to 231,642 and 367,091

Step by Step Solution

1. Step 1: Write the proportion equation
   231,642 : 367,091 = 367,091 : x
2. Step 2: Convert to fraction form
   231,642/367,091 = 367,091/x
3. Step 3: Cross multiply
   231,642x = 367,091 × 367,091
4. Step 4: Simplify right side
   231,642x = 134,755,802,281
5. Step 5: Solve for x
   x = 134,755,802,281/231,642
6. Step 6: Final answer
   x = 581,741.66